Because the reputation of the American carriers are established enough that even our prototypes are scary.This CVN is so advanced that it has never participated a single war exercise since it's commission in 2017.
See post 10? Objective analyses would put US ahead of China in terms of applications of hypersonic vehicles. China have not contributed to the science and crafts of warfare for over 300 yrs. So we, meaning the world, are not going to see anything different WHEN we roll out our hypersonic PLATFORMS.